单词imperforation
n.: 闭锁;不通;孔道闭宕;无孔网络: 封闭之状态
无孔
孔道闭宕
不通
闭锁
Clinical analysis of 288 cases of acute imperforation appendicitis treated with conservative therapy
对急性未穿孔阑尾炎保守治疗288例临床分析